Home / 17,153.67-25,703.94-11,898.90

Finding the Fourth Proportional to 17,153.67, 25,703.94 and 11,898.90

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Solution

The fourth proportional to 17,153.67, 25,703.94 and 11,898.90 is: 17,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.67 : 25,703.94 = 11,898.90 : x
  2. Step 2: Convert to fraction form
    17,153.67/25,703.94 = 11,898.90/x
  3. Step 3: Cross multiply
    17,153.67x = 25,703.94 × 11,898.90
  4. Step 4: Simplify right side
    17,153.67x = 305,848,611.67
  5. Step 5: Solve for x
    x = 305,848,611.67/17,153.67
  6. Step 6: Final answer
    x = 17,829.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.